205045552 has 40 divisors (see below), whose sum is σ = 422410464. Its totient is φ = 96205824.

The previous prime is 205045541. The next prime is 205045609. The reversal of 205045552 is 255540502.

205045552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 205045552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14248 + ... + 24760.

Almost surely, 2^205045552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 205045552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211205232).

205045552 is an abundant number, since it is smaller than the sum of its proper divisors (217364912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

205045552 is a wasteful number, since it uses less digits than its factorization.

205045552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10597 (or 10591 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 205045552 is about 14319.4117197600. The cubic root of 205045552 is about 589.6805241577.

The spelling of 205045552 in words is "two hundred five million, forty-five thousand, five hundred fifty-two".